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Experienced drinking tea with 〜た+ことがある

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ご注文はうさぎですか? » Volume 1 » Page 63

Cocoa picks a drink from the tea shop menu.

ココア:
「やっぱダンディー・ライオンだよね!」
“Dandy Lion is definitely the one!”
チノ:
()だことあるんですか?」
“Have you drunk it before?”
Literal: “Do you have a thing where you drank it?”
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